BATTERY/DEPTHINDICATORS&SENSITIVITYADJUSTMENT
BATTERY INDICATOR:
The LOW BATT indicator will flash as the unit is powered on. If the indicator comes on and stays on, replace the batteries.
DEPTH INDICATOR:
SENSITIVITY ADJUSTMENT:
The principle use for the SENSITIVITY
knob is to eliminate
ELECTROMAGNETIC INTERFERENCE (EMI). EMI is both
The Depth Indicator | is | accurate | for | EMI comes | from most household | |||||
It | indicates | the | ||||||||
appliances, | so | YOUR | DETECTOR | |||||||
depth of the target, | in | inches. Large | ||||||||
CAN BEHAVE VERY ERRATICALLY | ||||||||||
and | objects | will | ||||||||
INDOORS. If you want to test it | ||||||||||
yield less reliable depth readings |
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| indoors, turn off the TV and | |||||||||
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When passing over | an object, | the | microwave. If you have lights | with | ||||||
dimmer switches, also turn these off; | ||||||||||
depth indicator will light up and stay | ||||||||||
dimmer switches can produce lots of | ||||||||||
illuminated until another object is | ||||||||||
EMI. |
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scanned. Pass repeatedly over the |
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If your detector chatters with the | ||||||||||
suspected target and pause briefly at | ||||||||||
the end of each sweep to read your | SENSITIVITY knob in the 100% | |||||||||
display. Repeated indication at the | clockwise | position, | reduce | the | ||||||
same depth level indicates an accurate | sensitivity until the chatter stops | |||||||||
target detector. If the depth indication | (usually to the 1:00 or 3:00 position). | |||||||||
varies with each sweep, try sweeping | If you suspect the presence of deeper | |||||||||
at different angles; there may be more | ||||||||||
targets underneath a shallower target, | ||||||||||
than one target present. With practice, | ||||||||||
reduce the SENSITIVITY to eliminate | ||||||||||
you will learn the difference between | ||||||||||
the detection of the deeper target to | ||||||||||
accurate readings, multiple | targets, | |||||||||
properly locate | and | identify | the | |||||||
and highly erratic | readings | which | ||||||||
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evidence trash or irregularly shaped | shallower target.: |
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objects. |
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Depth indicator locked on 8 inches
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